PDF Course Catalog Deutsche Version: EMV

Version: 3 | Last Change: 15.09.2019 20:19 | Draft: 0 | Status: vom verantwortlichen Dozent freigegeben

Long name | Electrical safety and EMC |
---|---|

Approving CModule | EMV_BaET |

Responsible |
Prof. Dr. Christof Humpert
Professor Fakultät IME |

Level | Bachelor |

Semester in the year | summer semester |

Duration | Semester |

Hours in self-study | 60 |

ECTS | 5 |

Professors |
Prof. Dr. Christof Humpert
Professor Fakultät IME |

Requirements | Fundamentals of electrical engineering - Impedances in the AC circuit - Complex AC calculation - Three-phase system - Electric and magnetic alternating field - Dielectric and magnetic material properties |

Language | German |

Separate final exam | Yes |

Schwab, Kürner; Elektromagnetische Verträglichkeit (Springer)

Gonschorek; EMV für Geräteentwickler und Systemintegratoren (Springer)

Wolfsperger; Elektromagnetische Schirmung (Springer)

Gonschorek; EMV für Geräteentwickler und Systemintegratoren (Springer)

Wolfsperger; Elektromagnetische Schirmung (Springer)

- Free text answers to inquire about the necessary knowledge (hazards, typical measures, electromagnetic interference)

- Text exercises for the calculation of fault currents, touch voltages, interference voltages in known and new systems

- Text exercises for the determination and analysis of interference spectra

- Text exercises for the analysis of systems and selection and dimensioning of protection and interference suppression measures

- Free text answers to inquire about the necessary knowledge (hazards, typical measures, electromagnetic interference)

- Text exercises for the calculation of fault currents, touch voltages, interference voltages in known and new systems

- Text exercises for the determination and analysis of interference spectra

- Text exercises for the analysis of systems and selection and dimensioning of protection and interference suppression measures

Electrical safety

- Effects of electrical current on the human body

- Network configurations and possible touch voltages

- Grounding, earth electrode, gradient area, step voltage

- Protective measures, protective insulation, protective equipotential bonding, safety extra-low voltage, protective separation, protective earthing, residual current circuit protection

- Protective devices, fuses, line safety switch, residual current devices

Electromagnetic compatibility

- Definitions, basic influencing model, level definition

- Description in time and frequency domain, Fourier series, Fourier transform

- sources of interference, differential-mode and common-mode interference, narrow-band interference sources, intermittent broadband interference sources, transient sources of interference (ESD, LEMP, SEMP, NEMP)

- Coupling mechanisms, galvanic coupling, capacitive coupling, inductive coupling, radiation coupling

- Interference suppression measures, electromagnetic screens, filters, lightning protection, surge arresters

- Effects of electrical current on the human body

- Network configurations and possible touch voltages

- Grounding, earth electrode, gradient area, step voltage

- Protective measures, protective insulation, protective equipotential bonding, safety extra-low voltage, protective separation, protective earthing, residual current circuit protection

- Protective devices, fuses, line safety switch, residual current devices

Electromagnetic compatibility

- Definitions, basic influencing model, level definition

- Description in time and frequency domain, Fourier series, Fourier transform

- sources of interference, differential-mode and common-mode interference, narrow-band interference sources, intermittent broadband interference sources, transient sources of interference (ESD, LEMP, SEMP, NEMP)

- Coupling mechanisms, galvanic coupling, capacitive coupling, inductive coupling, radiation coupling

- Interference suppression measures, electromagnetic screens, filters, lightning protection, surge arresters

Use protective measures

- Know hazards due to electric current

- Calculate touch voltages depending on the network configuration and the type of fault

- Select suitable protective measures according to standard

- Dimension protective measures

Analyze and evaluate interference spectra

- Assign interference spectra to typical sources of interference

- Calculate the interference spectrum using the Fourier analysis

- Determine the interference spectrum with simplified methods

- Reconstruct the time domain function from the interference spectrum

- Evaluate the effect of interference suppression measures on the basis of the interference spectrum

- Evaluate the influence on interference sink

Select and dimension interference suppression measures

- Select appropriate measures depending on the coupling mechanism

- Apply measures for differential-mode and common-mode interferences

- Select measures depending on the interference spectrum

- Dimension external lightning protection measures

- Calculate surge voltages in the case of lightning strikes

- Calculate the influence of filters

- Know hazards due to electric current

- Calculate touch voltages depending on the network configuration and the type of fault

- Select suitable protective measures according to standard

- Dimension protective measures

Analyze and evaluate interference spectra

- Assign interference spectra to typical sources of interference

- Calculate the interference spectrum using the Fourier analysis

- Determine the interference spectrum with simplified methods

- Reconstruct the time domain function from the interference spectrum

- Evaluate the effect of interference suppression measures on the basis of the interference spectrum

- Evaluate the influence on interference sink

Select and dimension interference suppression measures

- Select appropriate measures depending on the coupling mechanism

- Apply measures for differential-mode and common-mode interferences

- Select measures depending on the interference spectrum

- Dimension external lightning protection measures

- Calculate surge voltages in the case of lightning strikes

- Calculate the influence of filters

Type | Attendance (h/Wk.) |
---|---|

Lecture | 2 |

Exercises (whole course) | 2 |

Exercises (shared course) | 0 |

Tutorial (voluntary) | 0 |

keine/none

none

Electronic presentation slides for the lecture

Detailed exercise task collection with solutions

Electronic tutorials for self-study, questionnaire and task help sheets

Detailed exercise task collection with solutions

Electronic tutorials for self-study, questionnaire and task help sheets

none

Effects and limitation of overvoltages, types of surge arresters

Properties and influence of electrostatic discharges

Frequency spectra of conducted interference voltages

Basics of the normative specifications

Properties and influence of electrostatic discharges

Frequency spectra of conducted interference voltages

Basics of the normative specifications

Understand and implement complex texts and standards

Use calculation tools for EMC analysis

Plan EMC tests, analyze and modify test setups and compare them with normative specifications

Investigate sources of interference experimentally, measure interference spectra, compare with calculation results

Analyze and compare the effect of interference suppression measures and explain differences

Manage complex tasks in a team

Summarize, evaluate and interpret results in written form

Use calculation tools for EMC analysis

Plan EMC tests, analyze and modify test setups and compare them with normative specifications

Investigate sources of interference experimentally, measure interference spectra, compare with calculation results

Analyze and compare the effect of interference suppression measures and explain differences

Manage complex tasks in a team

Summarize, evaluate and interpret results in written form

Type | Attendance (h/Wk.) |
---|---|

Practical training | 1 |

Tutorial (voluntary) | 0 |

keine/none

none

Electronic tutorials and task collections for the lab exercises

Documents from standards

Documents from standards

Observation of the lab exercises perfomed independent and feedback

Evaluation of detailed reports of the lab exercises

80 % of the measurement results correct

80 % of the evaluation performed correctly

80 % of the discussion makes sense

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